Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	ELK4
Human P-Site:	S217
P-Site Sequence:	IGPSISPSSEETIQA
UniProt:	P28324
Intern. Prot. ID:	IPI00002849

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ELK4	P28324	S217	IGPSISPSSEETIQA	100 / 9 AA	47
Phosphosite 1:	ELK4	P28324	S218	GPSISPSSEETIQAL	100 / 8 AA	47
Phosphosite 2:	GRID2IP	A4D2P6	S1123	ACQSISPSSEDKFAM	77 / 9 AA	132
Phosphosite 3:	GRID2IP	A4D2P6	S1124	CQSISPSSEDKFAMV	75 / 8 AA	132
Phosphosite 4:	ZFHX4	Q86UP3	S1954	LYPISPSSPETPPPP	87 / 8 AA	394
Phosphosite 5:	ZFHX4	Q86UP3	S1953	KLYPISPSSPETPPP	87 / 8 AA	394
Phosphosite 6:	GRID2IP	A4D2P6	S1121	QDACQSISPSSEDKF	100 / 7 AA	132
Phosphosite 7:	ELK4	P28324	S215	ISIGPSISPSSEETI	100 / 7 AA	47
Phosphosite 8:	C3orf67	Q6ZVT6	S587	CNVSISTSSDDTTTW	66 / 9 AA	76
Phosphosite 9:	ADAMTS6	Q9UKP5	S933	CIRKIGPSEEETLDY	75 / 8 AA	97
Phosphosite 10:	MSH4	O15457	S19	SAPAVSPSSGETRSP	66 / 9 AA	105
Phosphosite 11:	CACNA2D1	P54289	S22	QSLLIGPSSEEPFPS	85 / 7 AA	125
Phosphosite 12:	MSH4	O15457	S20	APAVSPSSGETRSPQ	75 / 8 AA	105
Phosphosite 13:	CACNA2D1	P54289	S23	SLLIGPSSEEPFPSA	85 / 7 AA	125
Phosphosite 14:	CMYA3	A4UGR9	S1040	SLDSISSSSEEVLKK	77 / 9 AA	382
Phosphosite 15:	PLA2G4B	P0C869	S671	PFPPISPSPEEQLQP	75 / 8 AA	114
Phosphosite 16:	CSN1S1	P47710	S90	MESSISSSSEEMSLS	87 / 8 AA	22
Phosphosite 17:	TMEM131	Q92545	S88	VYLHNPSSEETITLV	85 / 7 AA	201
Phosphosite 18:	DEPDC6	Q8TB45	S238	LNEKSPSSQETHDSP	85 / 7 AA	46
Phosphosite 19:	RARB	P10826	S441	HSPSISPSSVENSGV	77 / 9 AA	50
Phosphosite 20:	CMYA3	A4UGR9	S1039	QSLDSISSSSEEVLK	87 / 8 AA	382